snuff

1. to draw in through the nose by inhaling.
2. to perceive by or as by smelling; sniff.
3. to examine by smelling, as an animal does.

1. to draw air into the nostrils by inhaling, as to smell something; snuffle:

   After snuffing around, he found the gas leak.

2. to draw powdered tobacco into the nostrils; take snuff.
3. Obsolete. to express disdain, contempt, displeasure, etc., by sniffing (often followed by at ).

1. an act of snuffing; an inhalation through the nose; a sniff.
2. smell, scent, or odor.
3. a preparation of tobacco, either powdered and taken into the nostrils by inhalation or ground and placed between the cheek and gum.
4. a pinch of such tobacco.

1. the charred or partly consumed portion of a candlewick.
2. a thing of little or no value, especially if left over.

1. to cut off or remove the snuff of (candles, tapers, etc.).

verb phrase

1. 1. to extinguish:

      to snuff out a candle.

   2. to suppress; crush:

      to snuff out opposition.

   3. Informal. to kill, murder, or bring to a sudden end:

      Many lives were snuffed out during the epidemic.